i-meter® 636

Communication Protocol

A proven meter to power your billing

*Please note: This is only for the meter. Current Transformers are not included and must be purchased separately.


  • Innovative Metering Solution
  • Approved by Measurement Canada and meets ANSI revenue standards
  • Multi-Customer Metering System can be integrated or embedded into any Distribution Panel
  • Optional data display can be mounted in a utility room or management office
  • Support Building Automation Systems in Modbus, BacNet, RF or TCP/IP
  • Compact design usually installs right next to the breakers can save valuable installation time.
  • The i-meter® 636 works as a 16 single-element, 8 2-elment or 5 3-element meter
  • Applications: Residential, Commercial, Industrial

i-meter® 636 EXTC (External CT’s) i-meter® 636 INC (Internal CT’s)
Dimensions Inches 16.5H x 4.5W x 2D
Dimensions Centimeters 42H x 11.5W x 4.5D
Mounting Options Embedded / External
# of meters 1 to 16
Metering Elements 1 to 16
Voltage Auto Ranging 90 to 347 VAC (L-N)
Service type: 1Ø 2W, 1Ø 3W, 2Ø 3W, 3Ø 4W wye, 3Ø 3W Delta (with PT’s)
Current Transformers 100 mA
Instrument Transformers Interface Yes
Memory 45 days (5 min intervals) kWh
Pulse Output Wh
Frequency 45 to 65 Hz
Accuracy Class 0.5
Real Time Measurements V, I, kW, kVA, kVar, PF, Hz
Operating temperature -40°C to +53°C
Regulatory Compliance / Approvals Measurement Canada CSA (C/US) UL CE CTEP
Patent U.S. Patent No. 8,049,488
*Delta systems require potential transformers

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